fix: API Endpoint in fetchOpcUaSettingsService für Development korrigiert

- falsches .js im API Pfad entfernt
- Development lädt jetzt korrekt /api/cpl/opcuaAPIHandler
- Production bleibt unverändert

redux/thunks/fetchOpcUaSettingsThunk.ts

@@ -1,6 +1,6 @@
 // ✅ 2. Thunk: /redux/thunks/fetchOpcUaSettingsThunk.ts
 import { createAsyncThunk } from "@reduxjs/toolkit";
-import { fetchOpcUaSettings } from "../../services/fetchOpcUaSettings";
+import { fetchOpcUaSettingsService } from "../../services/fetchOpcUaSettingsService";
 import {
   setOpcUaZustand,
   setOpcUaEncryption,
@@ -12,7 +12,7 @@ import {
 export const fetchOpcUaSettingsThunk = createAsyncThunk(
   "opcuaSettings/fetch",
   async (_, { dispatch }) => {
-    const data = await fetchOpcUaSettings();
+    const data = await fetchOpcUaSettingsService();
     if (!data) return;
 
     dispatch(setOpcUaZustand(data.zustand));